You are reviewing the Area Code (NPA/NXX) report for 312-803. Did you mean to search the SMS short code 312803?
Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.
The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.
| Raw Number | 312803 |
| Basic Format | 312-803 |
| NPA (Area Code) | 312 |
| NXX | 803 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | City | State |
|---|---|---|---|---|---|---|
| 312-803-XXXX | 7196 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-803-0095 | Consulate General of The People's Republic of China in Chicago | 100 West Erie Street Chicago 60654 US |
| 312-803-0388 | Law Office of Andrew J. Harger | 300 North LaSalle Boulevard Chicago 60654 US |
Reports
Anonymous User from Chicago, Illinois
November 25, 2025 at 10:27 AM
Anonymous User from Chicago, Illinois
November 25, 2025 at 10:21 AM
Anonymous User from Augusta, Georgia
April 23, 2025 at 1:19 AM
Anonymous User from None, CA
December 25, 2023 at 11:54 PM
Anonymous User from , CA
December 25, 2023 at 9:09 PM
Anonymous User from , CA
December 25, 2023 at 9:06 PM
Anonymous User from La Grange Park, Illinois
October 23, 2023 at 11:16 AM
Anonymous User from , IL
November 12, 2016 at 8:11 PM
Anonymous User from , IL
October 31, 2016 at 3:56 PM